测试归档_移动开发_编程开发_程序员俱乐部

class="p1">#import "ViewController.h"

#import "dog.h"

@interface ViewController ()

@end

@implementation ViewController

//存数据

- (IBAction)writeDataAction:(UIButton *)sender {

    //1.获取存储的路径

    NSString *documents = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) lastObject];

    NSString *filePath = [documents stringByAppendingPathComponent:@"data.plist"];

    //2.创建对象

    dog *superDog = [[dog  alloc]init];

    superDog.name = @"旺财";

    superDog.age = 18;

    superDog.isTrue = YES;

    //3.归档  NSKeyedArchive

    //如果使用归档 ,所归档的对象 必须遵守NSCoding 协议, 编码协议

    [NSKeyedArchiver archiveRootObject:superDog toFile:filePath];

     NSLog(@"%@",filePath);

}

//读取数据

- (IBAction)readDataAction:(UIButton *)sender {

    //1.获取存储的路径

    NSString *documents = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) lastObject];

    NSString *filePath = [documents stringByAppendingPathComponent:@"data.plist"];

    //取出存储的对象

  dog *superDog =   [NSKeyedUnarchiver unarchiveObjectWithFile:filePath];

    NSLog(@"%@今年%@岁了??? === %@",superDog.name,@(superDog.age),@(superDog.isTrue));

}